::input-placeholder{
    color:red
}

::-webkit-input-placeholder{
    color:red
}

::-moz-placeholder{
    color:red
}

:-ms-input-placeholder{
    color:red
}

::-ms-input-placeholder{
    color:red
}

::placeholder{
    color:red
}

:input-placeholder{
    color:red
}

::input-placeholder{
    color:red
}

::-webkit-input-placeholder{
    color:red
}

::-moz-placeholder{
    color:red
}

:-ms-input-placeholder{
    color:red
}

::-ms-input-placeholder{
    color:red
}

::placeholder{
    color:red
}

:root {
    font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', 'Noto Sans CJK SC', 'WenQuanYi Micro Hei', sans-serif;
    font-size: 16px;
    line-height: 24px;
    font-weight: 400;
    color-scheme: light dark;
    color: rgba(0, 0, 0, 0.87);
    background-color: #242424;

    --light:rgba(0, 0, 0, 0.87);

    -webkit-text-size-adjust: 100%;

       -moz-text-size-adjust: 100%;

        -ms-text-size-adjust: 100%;

            text-size-adjust: 100%;
}

body{
    color: rgba(0, 0, 0, 0.87);
}

/* a:focus,a:hover */
a:focus,a:hover{
    color: #f40;
}

/* h1,h2,h3,h4,h5,h6 */
h1, h2, h3, h4, h5, h6{
    font-weight:bold;
}

/* h1.active,h2.active,h3.active,h4.active,h5.active,h6.active */
h1.active, h2.active, h3.active, h4.active, h5.active, h6.active{
    font-weight:bold;
}